Oswald in the doorway: the blog of the Oswald Innocence Campaign, by Ralph Cinque

Bill Miller determined that the distance from the ground to the top of the windshield was 58 inches.

You can read about how he determined that here:

http://www.jfklancer.com/moorman_essay/moorman_essay_3.html

So, how much lower were his hands than the top of the windshield? I would say at least 18 inches, which would mean that his hands were 40 inches above the ground. Holy Cow! That is exactly the height above the ground of the handgrips on my bicycle. 40 inches.